Earth’s ‘Bigger, Older Cousin’ Maybe Doesn’t Even Exist

The planet, known as Kepler-452b, was believed to be about 60 percent larger than our planet and within the habitable zone of its star.

In 2015, to great fanfare, NASA announced a planet discovery considered a milestone in the hunt for another Earth. But now some researchers say it's not clear that this planet actually exists.

(Image credit: NASA Ames/JPL-Caltech/T. Pyle)

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You Are Here: Scientists Unveil Precise Map Of More Than A Billion Stars

The European spacecraft known as Gaia has unveiled this new view of the Milky Way.

The European Space Agency has released a chart of the exact positions of many stars in the Milky Way and neighboring galaxies. But the map only shows a small fraction of what's out there.

(Image credit: ESA/Gaia/DPAC)

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You Are Here: Scientists Unveil Precise Map Of More Than A Billion Stars

The European spacecraft known as Gaia has unveiled this new view of the Milky Way.

The European Space Agency has released a chart of the exact positions of many stars in the Milky Way and neighboring galaxies. But the map only shows a small fraction of what's out there.

(Image credit: ESA/Gaia/DPAC)

Click here to visit Original posting

Get Ready For the Next Big Thing In NASA’s Search For Earth’s Twin

An artist

NASA is launching a mission to find Earth-sized planets beyond our solar system that scientists can study for signs of life. Scientists already know of over 3,000 planets around distant stars.

(Image credit: NASA Goddard Space Flight Center)

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Get Ready For the Next Big Thing In NASA’s Search For Earth’s Twin

An artist

NASA is launching a mission to find Earth-sized planets beyond our solar system that scientists can study for signs of life. Scientists already know of over 3,000 planets around distant stars.

(Image credit: NASA Goddard Space Flight Center)

Click here to visit Original posting

Center Of The Milky Way Has Thousands Of Black Holes, Study Shows

An artist

The supermassive black hole lurking at the center of our galaxy appears to have a lot of company, according to a new study that suggests the monster is surrounded by about 10,000 other black holes.

(Image credit: Spitzer Space Telescope/NASA/JPL-Caltech/R. Hurt (SSC/Caltech))

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Center Of The Milky Way Has Thousands Of Black Holes, Study Shows

An artist

The supermassive black hole lurking at the center of our galaxy appears to have a lot of company, according to a new study that suggests the monster is surrounded by about 10,000 other black holes.

(Image credit: Spitzer Space Telescope/NASA/JPL-Caltech/R. Hurt (SSC/Caltech))

Click here to visit Original posting